Diagram sections — 29 (41 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS POWER ANTENNA POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Air Conditioning Wiring Diagrams for Volvo S90 1998 List of elements for Air Conditioning Wiring Diagrams for Volvo S90 1998: 62 (below right front seat) g301 A/c compressor clutch A/c linear pressure sensor (in engine compartment, on bottom, on right front side of condenser) A/c low-pressure switch (on a/c accumulator) A/c relay (in engine compartment relay/fuse box) A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 Anti-theft system B10 B25 B28 B29 B40 Blower fan motor (under right side of dash, on hvac housing) Blower fan motor control module (behind right side of dash, near blower motor) Cabin temperature sensor (in ceiling console) Coolant temperature sensor (ecc) (in heater core assembly) Ecc climate control module (integrated with a/c control panel) Ecc solar sensor/ alarm led (on top right side of dash) Ecc valve solenoids (under right side of dash, left of blower) Engine compartment relay/fuse box (on left side of engine compartment) Engine control module (ecm) (behind left side of dash) Engine coolant fan (fc) Engine coolant fan (fc) relay (in right front corner of engine compartment) Fuse 15a Fuse 20a Fuse 50a Fuse 5a G107 (behind right headlight) G301 (below right front seat) Hot at all times Hot in acc or on Hot in on Instrument cluster & cruise control systems Instrument cluster system (rheostat) Main fuse box (on right side of engine compartment, near battery) Mixing shutter servo motor (behind right side of dash, on hvac housing) Nca Outside temperature sensor (ecc) (behind right side of dash, near blower motor) Passenger compartment fuse box (on left end of dash) Pnk Red Starting/ charging system (generator)
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams for Volvo S90 1998 List of elements for Anti-lock Brake Wiring Diagrams for Volvo S90 1998: 28 15a Abs control module (behind right side of dash) Abs indicator Abs modulator unit (right side of eng compt, behind main fuse box) Accy Brake light switch (on bracket, above brake pedal) Data link connector (on right side of center console) Fuse 15a Fuse 50a Fuse 5a G101 (front of right fender) G301 (below right front seat) Generator Hot at all times Ignition switch Instrument cluster Instrument cluster system Left front abs sensor (left front wheel hub) Main fuse box (near battery) Nca Off Passenger compt fuse box (left end of dash) Red Right front abs sensor (right front wheel hub) Speedometer Speedometer & abs braking pickpup (in diffe- rential) Start Terminal block (near parking brake)
ANTI-THEFT Anti-theft Alarm Wiring Diagram for Volvo S90 1998 List of elements for Anti-theft Alarm Wiring Diagram for Volvo S90 1998: 56 (below left front seat) (below right front seat) (on passenger compt central relay module) (passenger compt central relay module) 15a 30k 50e 50f Acc Al2 Alarm horn (near right front strut) Alarm siren (right front corner of eng compt) Alarm warning led Anti-theft alarm led Atr Car alarm relay Cargo compartment roof lamp Central locking/ delayed interior lighting relay (on passenger compt central relay module) Ecc solar sensor/ alarm led Electronic climate control module (integrated w/ control panel) Exterior lights system (turn- signal lamps) Fuse 10a Fuse 20a Fuse 5a G300 G301 G404 (left rear of trunk) Glass breakage sensor (in left "a" pillar, above dash) Hood alarm horn switch (left front of eng compt) Hot at all times Hot in start or on Ignition switch Interior lights system (courtesy lamps) Interior lights system (courtesy lights) Left front door switch Left rear door switch Nca Off Passenger compt fuse box (left end of dash) Pnk Remote contol central locking relay Right front door switch Right rear door switch Sedan Service socket Solid state Start Starter motor relay (eng compt fuse/relay box) Tailgate locking unit Tailgate switch (upper left hatch door) Terminal block (in passenger compt relay box) Terminal block (near parking brake) Tilt sensor (left rear corner of trunk floor) W/ electronic climate control W/o electronic climate control Wagon Immobilizer Wiring Diagram for Volvo S90 1998 List of elements for Immobilizer Wiring Diagram for Volvo S90 1998: 24 A/c system Alarm/ electronic immobilizer led Antenna ring (right of steering column) Central locking/ anti-theft alarm control module (behind lower left end of dash) Data link connector (on right side of center console) Ecc climate control module (integrated w/ a/c control panel) Ecc solar sensor/ alarm led Electronic park/neutral position switch control module (behind left side of dash) Engine control module (behind left side of dash) Fuse c11 5a Fuse c4 10a G101 (front of left front strut tower) G300 (below left front seat) G301 (below right front seat) Hot at all times Hot in start & on Nca Passenger compt fuse box (left end of dash) Red Relay 1 Relay 2 Solid state W/ ecc W/o ecc
COMPUTER DATA LINES Computer Data Lines for Volvo S90 1998 List of elements for Computer Data Lines for Volvo S90 1998: 18 (below right front seat) (front of left front strut tower) (not used) Abs control module (right side of dash) B36 Car alarm relay (passenger compt central relay module) Cruise control module (passenger compt central relay module) Data link connector (right side of center console) Driver's seat control module (w/ memory seat) (under left front seat) Engine control module (left side of dash) Fuse 10a G102 G301 Hot at all times Passenger compt fuse box (left end of dash) Srs crash sensor (below driver's seat) Terminal block (passenger compt relay box) Transmission control module (left side of dash)
COOLING FAN Cooling Fan Wiring Diagram for Volvo S90 1998 List of elements for Cooling Fan Wiring Diagram for Volvo S90 1998: 8 Engine control module (behind left side of dash) Engine cooling fan Engine cooling fan relay (in right front corner of eng compt) Fuse 50a G107 (behind right headlight) Hot at all times Main fuse box (near battery) Red
CRUISE CONTROL Cruise Control Wiring Diagram for Volvo S90 1998 List of elements for Cruise Control Wiring Diagram for Volvo S90 1998: 20 Acc Brake light switch (on bracket, above brake pedal) Brake switch (on bracket, above brake pedal) Cruise control module (on passenger compt central relay module) Cruise control switch Cruise control vacuum pump (front of left shock tower) Data link connector (on right side of center console) Dec Fuse 15a G300 (below left front seat) Hot at all times Hot with overload relay (15i) energized Instrument cluster Nca Off Passenger compt fuse box (left end of dash) Res Speedometer Start motor relay Terminal block (near parking brake)
DEFOGGERS Defogger Wiring Diagram for Volvo S90 1998 List of elements for Defogger Wiring Diagram for Volvo S90 1998: 23 (right "c" pillar) (sedan) g904 15i 87b Defogger on indicator Fuse 1 25a Fuse 21 5a G300 (below left front seat) G301 (below right front seat) G404 (wagon) (left rear of trunk) Heated rear window/door mirrors switch Hot at all times Hot w/ overload relay (15i) energized Illumination lamp Instrument cluster system (rheostat) Left power door mirror Left power door mirror heating element Passenger compt fuse box (left end of dash) Rear window heating element Rear window/ door mirror heating relay (passenger compt central relay module) Right power door mirror Right power door mirror heating element Terminal block (passenger compt realy box)
ENGINE PERFORMANCE
2.9L 2.9L, Engine Performance Wiring Diagrams (1 of 2) for Volvo S90 1998 List of elements for 2.9L, Engine Performance Wiring Diagrams (1 of 2) for Volvo S90 1998: 63 (left side of eng compt, beside eng compt (near eng compt relay/ fuse box) evap valve A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 A32 A33 A34 A35 A36 A37 A38 A39 A40 A41 A42 A43 Camshaft position sensor (on rear of cylinder head) Engine compt. relay fuse box Engine control module (behind left side of dash) Engine coolant temperature sensor (on rear of eng) Engine cooling fan relay Engine speed sensor (on top ot transmission bellhousing) Front heated oxygen sensor (on exhaust pipe, before converter) Front knock sensor (ks) (on left side of eng block) Fuel injectors Fuel system main relay (in eng compt fuse/relay box) Fuse 15a Fuse 25a Fuse 4 50a Fuse 5a G102 (front of left front shock) Hot at all times Idle air control valve (left side of eng, near throttle body) Main fuse box Mass air flow (maf) sensor (mounted in air intake duct) Nca Outside temperature sensor (at rigth front corner of eng compt) Pnk Rear heated oxygen sensor (on exhaust pipe, after converter) Rear knock sensor (ks) (on left front of eng block) Red Relay/fuse box) secondary air injection system solenoid valve Throttle position (tp) sensor (on throttle body) 2.9L, Engine Performance Wiring Diagrams (2 of 2) for Volvo S90 1998 List of elements for 2.9L, Engine Performance Wiring Diagrams (2 of 2) for Volvo S90 1998: 89 (front of left front fender) (front of right front fender) (in fuel tank) fuel pump (rear of eng) 5v ref A/c linear pressure sensor (in eng compt, on bottom right front side of condenser) A13 A14 Acc Accelerometer (in eng compt, near left shock tower) Air condi- tioning system Air conditioning system (a/c relay) B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 B33 B34 B35 B36 B37 B38 B39 B40 B41 B42 B43 Check engine ind Data link connector (on right side of center console) Diode Ect gauge Engine control module (behind left side of dash) Evap canister valve (on left side of eng compt, behind strut tower) Fuel pump relay (in passenger compt fuse box) Fuel tank pressure sensor (on top of fuel tank) Fuse 6 50a G100 G101 G115 G300 (below left front seat) Ground Hot at all times Ignition coil 1 Ignition coil 2 Ignition coil 3 Ignition coil 4 Ignition coil 5 Ignition coil 6 Ignition coil relay (in eng compt relay/fuse box) Ignition discharge module 1 (on side of intake manifold, near throttle position sensor) Ignition discharge module 2 (on side of intake manifold, near throttle position sensor) Ignition switch Instrument cluster system Instrument panel Main fuse box Nca Off Output Pnk Pulse secondary air injection system pump (at right front side of eng compt) Pulse secondary air injection system pump relay (in eng compt relay/fuse box) Run Service socket Spark plugs Speedometer Start Tachometer Terminal block (in eng compt fuse/relay box) Terminal block (in eng compt relay/ fuse box) Transmission control module (behind left side of dash)
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Volvo S90 1998 List of elements for Back-up Lamps Wiring Diagram for Volvo S90 1998: 16 15i A/t Back- up lamp Back-up light switch (left side of transmission) Exterior lights circuit Fuse 15a G404 (left rear of trunk) Gear position switch (on trnasaxle) Hot w/ overload relay (15i) energized Left taillight assembly M/t Nca Passenger compt fuse box (left end of dash) Right taillight assembly Sedan Wagon Exterior Lamps Wiring Diagram (1 of 2) for Volvo S90 1998 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Volvo S90 1998: 45 (front of left front fender) 15i 54h 54l 54r 56b 58a 58b 58c 58la 58lb 58ra 58rb Brake light switch (on bracket above brake pedal) Engine compartment relay/fuse box (left side of eng compt) Fuse 15a Fuse 20a Fuse 30a Fuse 5a G100 G100 (front of left front fender) G101 (front of right front fender) G300 (below left front seat) G404 (left rear of trunk) Head Headlights system High- mount stop lamp Hot at all times Hot w/ overload relay (15i) energized Left back-up lamp Left front park/ turn lamp License plate light Light switch Main fuse box (near battery) Main headlight relay/ bulb failure warning sensor (behind dash, left of steering column) Marker/parking lights relay (eng compt relay/fuse box) Off Park Passenger compt fuse box (left end of dash) Rear bulb failure warning sensor (left side of luggage compt, behind wheelwell) Red Right front park/ turn lamp Shift interlock system Terminal block (engine compt. relay/fuse box) Trailer connector (left rear side of trunk) Exterior Lamps Wiring Diagram (2 of 2) for Volvo S90 1998 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Volvo S90 1998: 37 (left rear of trunk) 15a 15i 49a Acc Anti-theft system B14 Back- up lamp Back-up lamps circuit Bulb malfunction Fuse 17 20a Fuse 19 15a G300 (below left front seat) G404 Hazard flasher relay/ switch Headlights system Hot at all times Hot w/ overload relay (15i) energized Ignition switch Illum- ination lamp Indicator Instrument cluster Interior lights system Left taillight assembly Left turn indicator Off Park lamp Passenger compt fuse box (left end of dash) Rear fog lamp Red Right taillight assembly Right turn indicator Solid state Start Stop lamp Turn signal lamp Turn signal/ high-low beam switch
GROUND DISTRIBUTION
HEADLIGHTS Headlight Wiring Diagram (1 of 2) for Volvo S90 1998 List of elements for Headlight Wiring Diagram (1 of 2) for Volvo S90 1998: 37 (below left front seat) (front of left front fender) (front of right front fender) 15i 56a 56b 56bl 56br 56bs 81a Canada only Engine compartment relay/fuse box (left side of eng compt) Flash Fuse 15a Fuse 20a Fuse 50a G100 G101 G300 Head High Hot at all times Hot w/ overload relay (15i) energized Illumination lamps Interior lights Left headlight Light switch Main fuse box (near battery) Main headlight relay/ bulb failure warning sensor (behind dash, left of steering column) Off Park Passenger compt fuse box (left end of dash) Right headlight Solid state System (rheostat) Turn signal/ high-low beam switch Usa & canada Headlight Wiring Diagram (2 of 2) for Volvo S90 1998 List of elements for Headlight Wiring Diagram (2 of 2) for Volvo S90 1998: 44 (below left front seat) (front of left front fender) (front of right front fender) (left rear of trunk) Engine compartment relay/fuse box (left side of eng compt) Exterior lights system Exterior lights system (rear bulb failure warning sensor) Fog light coupling bridge Front fog lamp switch Front fog lights relay Fuse Fuse 15a Fuse 25a Fuse 50a Fuse 5a G100 G100 (front of left front fender) G101 G300 G404 High beam indicator Hot at all times Illumination lamp Instrument cluster Instrument cluster system (ignition switch) Interior lights system (rheostat) Left front fog lamp Left rear fog lamp Left taillight assembly (sedan) Left taillight assembly (wagon) Light bulb failure sensor indicator Main fuse box (near battery) Marker/parking lights relay On indicator Passenger compt fuse box (left end of dash) Rear fog lamp switch Rear foglights indicator Right front fog lamp Right rear fog lamp Right taillight assembly (sedan) Right taillight assembly (wagon) Sedan Terminal block (eng compt relay/fuse box) Wagon
HORN Horn Wiring Diagram for Volvo S90 1998 List of elements for Horn Wiring Diagram for Volvo S90 1998: 15 (front of left front fender) Engine compartment fuse/relay box (left side of eng compt) Fuse 17 15a Fuse 6 25a G100 Horn Horn relay (eng compt fuse/relay box) Horn switches Hot at all times Hot w/ overload relay (x+) energized Nca Passenger compt fuse box (left end of dash) Red Slip ring Terminal block (engine compt fuse/relay box)
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Volvo S90 1998 List of elements for Instrument Cluster Wiring Diagram for Volvo S90 1998: 100 (+) (-) (below left front seat) (below right front seat) (front of left front fender) g100 (near parking brake) (twisted wire pair) (w/o amplifier) 15a A10 A11 A12 A13 A14 Abs control module (behind right side of dash) Abs indicator Acc Anti-lock brakes system B10 B11 B12 B13 B14 B18 B21 B23 Brake fluid level sensor (in brake master cylinder reservoir) Brake warning indicator Bulb malfunction indicator C10 C11 C12 Charging indicator Clock Coolant level warning indicator Cruise control module (passenger compt central relay module) Ect out Electronic climate control module (integrated w/ a/c control panel) Engine control module (behind left side of dash) Engine coolant level sensor (in bottom of eng coolant reservoir) Engine coolant temperature gauge Exterior lights system Fuel gauge Fuel gauge sensor (in fuel tank) Fuse Fuse 10a Fuse 15a G100 (front of left front fender) G101 (front of right front fender) G300 G300 (below left front seat) G301 Hand brake switch (at base of hand brake) Headlights & exterior lights system Headlights system Hic High beam indicator Hot at all times Hot in run w/ overload relay (x+) energized Ignition switch Illumination lamps Instrument cluster Interior lights system Left turn indicator Lvl Malfunction indicator lamp Mil out Nca Off Oil pressure Oil pressure switch (left side of eng) Outside temperature gauge Outside temperature sensor (left front corner of eng compt) Overdrive indicator Parking brake indicator Passenger compt. fuse box (left end of dash) Radio Rear fog lamp indicator Red Rheostat Right turn indicator Seal Seat belt indicator Service indicator Speed in Speedometer Speedometer & abs pick-up (in differential) Srs warning indicator Start Starting/charging system Tach out Tachometer Terminal block Trailer indicator (not used) Transmission control module (behind left side of dash) Transmission mode selector Warning indicator Warning system Washer fluid level indicator Washer fluid level sensor (in washer fluid reservoir)
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Volvo S90 1998 List of elements for Courtesy Lamps Wiring Diagram for Volvo S90 1998: 41 (below left front seat) (left rear of trunk) (upper left hatch door) 31b Car alarm relay (on passenger compt central relay module) Cargo compartment roof lamp (wagon) Central locking/ delayed interior lighting relay (on passenger compt central relay module) Dome light Driver's side entry lighting Fuse 10a G300 G300 (below left front seat) G301 (below right front seat) G404 G404 (left rear of trunk) Glove box light Glove box lighting switch Hot at all times Left front door open warning light Left front door switch Left rear door open warning light Left rear door switch Left rear reading light Left vanity mirror light Nca Passenger compt fuse box (left end of dash) Passenger's side entry lighting Red Right front door open warning light Right front door switch Right rear door open warning light Right rear door switch Right rear reading light Right vanity mirror light Seat belt reminder/ key warning relay Sedan Solid state Tailgate locking unit Tailgate switch (wagon) Trunk light (sedan) Wagon Instrument Illumination Wiring Diagram for Volvo S90 1998 List of elements for Instrument Illumination Wiring Diagram for Volvo S90 1998: 36 (below left front seat) (below right front seat) A10 A11 Aw30-40/43 mode selector B11 B12 B13 Central locking switch Cigar lighter illumination Ecc control module Front ashtray illumination Front fog lamp switch Fuse 15a G300 G301 Gear shift postion indicator illumination Hazard flasher/ flasher relay switch Heated rear window/door mirror switch Hot w/ overload relay (x) energized Illumination Instrument cluster Left heated seat switch Light switch Mcc control module Outside temperature sensor Passenger compt fuse box (left end of dash) Power antenna switch Power sunroof switch Radio Rear ashtray illumination Rear fog lamp switch Rheostat Right heated seat switch Terminal block (in passenger compt relay box) Terminal block (near parking brake)
MEMORY SYSTEMS Memory System Wiring Diagrams for Volvo S90 1998 List of elements for Memory System Wiring Diagrams for Volvo S90 1998: 56 (below left front seat) g300 Back Backrest switch C10 C11 C12 C13 C14 Circuit breaker 30a Computer data lines system (diagnostic connector) D10 D11 D12 D13 D14 D15 D16 Down Forw Forw-backw switch Front edge switch Hot at all times Left front seat backrest motor Left front seat forward-backward motor Left front seat front edge up-down motor Left front seat rear edge up-down motor Left seat control module (under left front seat) Left seat memory switch M1+ M1- M2+ M2- M3+ M3- M4+ M4- Mem Passenger compt fuse box (left end of dash) R1+ R1- R2+ R2- R3+ R3- R31 R4+ R4- Rear edge switch Red Vg1 Vg2 Vg3/4 Vr1 Vr2 Vr3 Vr4
POWER ANTENNA Power Antenna Wiring Diagram for Volvo S90 1998 List of elements for Power Antenna Wiring Diagram for Volvo S90 1998: 11 (below left front seat) Antenna Fuse 20a G300 Hot at all times Nca Passenger compt fuse box (left end of dash) Power antenna Power antenna switch Radio Red
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 2) for Volvo S90 1998 List of elements for Power Distribution Wiring Diagram (1 of 2) for Volvo S90 1998: 50 Abs modulator unit Accessory spot light connector Automatic climate control a/c relay Battery Car alarm relay, alarm siren, data link connector central locking delayed/interior lighting relay, Central locking delayed/interior lighting relay, 2-stage central locking driver's door relay Circuit breaker 30a Engine compartment relay/fuse box (left side of eng compt) Engine control module, mass air flow sensor, idle air control (iac) valve, injectors Engine control module, transmission control module Engine cooling fan relay Evap valve, air pump relay, auxiliary air system solenoids, front & rear oxygen sensors Fuel pump relay Fuel system main relay Fuse 10a Fuse 15a Fuse 20a Fuse 25a Fuse 50a Fuse 5a Fuse n/a Generator Glove lighting switch, central locking delayed/interior lighting relay, instrument cluster, dome light, trunk light, cargo compartment roof light, door switches, door open warning lights, entry lighting, vanity mirror lights, glass breakage sensor Hazard flasher relay/switch, car alarm relay, central locking delayed/interior lighting relay, Headlights system (light switch) Horn relay Ignition coil relay Left front park/turn lamp, foglight relay, rear bulb failure warning sensor, trailer connector, license plate light Left seat control module (memory) Light switch, brake light switch Main fuse box Main headlight relay/bulb failure warning sensor Marker/ parking light relay Passenger compt fuse box (left end of dash) Pnk Radio, cd-changer, booster amplifier Rear foglight switch Rear window/ door mirror heating relay Red Right front park/turn lamp, rear bulb failure warning sensor Start motor relay, air pump relay Starter To 4-pin accessory connector (mobile telephone) (diagram 2 of 2) To 4-pin accessory connector (parking heater) (diagram 2 of 2) To front fog light relay (diagram 2 of 2) To ignition switch (diagram 2 of 2) To overload relay (x+) (diagram 2 of 2) To overload relay 15i (diagram 2 of 2) Transmission control module Turn signal high-low beam switch, power antenna trailer connector Power Distribution Wiring Diagram (2 of 2) for Volvo S90 1998 List of elements for Power Distribution Wiring Diagram (2 of 2) for Volvo S90 1998: 67 (below left front seat) 15a 15i 30+ 30i 4-pin accessory connector (mobile telephone) (right side of dash) 4-pin accessory connector (parking heater) (right side of dash) Abs control module Acc Auto down power windows relay, right front power window switch, driver's door power window switch, power sunroof switch Aw30-40/43 mode selector, central locking delayed/interior lighting relay, relay, alarm siren B12 Cigar lighter Circuit breaker 2 30a Cruise control switch, cruise control module, back-up light switch, gear position switch, hazard flasher relay/switch Damping signal Ecc operating solenoids, blower motor, ecc control module, mcc control module Engine compartment relay/fuse box (left side of eng compt) From engine compartment relay/fuse box fuse 1 (diagram 1 of 2) From main fuse box fuse 1 (diagram 1 of 2) From main fuse box fuse 2 (diagram 1 of 2) From main fuse box fuse 3 (diagram 1 of 2) From passenger fuse box fuse 16 (diagram 1 of 2) From passenger fuse box fuse 4 (diagram 1 of 2) Front fog lamp relay Fuel pump relay, data link connector, engine cotrol module Fuse 15a Fuse 20a Fuse 25a Fuse 5a Fuse spare G300 G301 (below right front seat) Ground Headlights system (main headlight relay) High beam Horn relay, windshield intermittent wiper relay, winshield wiper/washer switch, windshield wiper/ washer switch, headlight wiper motors Ignition switch Instrument cluster Instrument cluster, alarm relay remote control central locking relay Instrument cluster, right headlight Instrument cluster, tailgate wiper/washer switch, tailgate intermittent wiper relay, tailgate washer motor, ambient temperature sensor, power window/power door mirror switch, right front seat control module Key in ignition switch Key-in Left & right front fog lamp, fog lamp switch Left front heated seat switch Left headlight Left headlight, foglight relay (usa) Light switch Off Overload relay (15i) Overload relay (x+) Passenger compt relay fuse box (left end of dash) Pnk Radio Radio, remote control central locking & car alarm control module Rear bulb failure warning sensor, seat belt reminder/ key warning relay, rear window/ door mirror heating relay, instrument cluster, brake light switch trailer connector Red Relay Rheostat Right front heated seat switch Right headlight Seat belt reminder/ key warning Srs sensor unit Start Start motor relay (w/o anti- theft), service socket, car alarm relay (w/ anti-theft) Tel mute input
POWER DOOR LOCKS Central Locking Wiring Diagram for Volvo S90 1998 List of elements for Central Locking Wiring Diagram for Volvo S90 1998: 31 (below left front seat) g300 (on passenger compt central relay block) central locking/delayed interior lighting relay (rear of left front door) driver's door lock unit (rear of right front door) front passenger's door lock unit 2-stage central locking driver's door relay (center console relay block) Car alarm relay (on passenger compt central relay module) Central locking switch Fuse 20a Fuse 5a G301 (below right front seat) G404 (left rear of trunk) Hot at all times Hot in on or start Interior lights system Left front door switch Left rear central locking motor Left rear door switch Lock Nca Passenger compt fuse box (left end of dash) Remote controlled central locking relay (on passenger compt central relay module) Right front door switch Right rear central locking motor Right rear door switch Sedan Tailgate central locking motor Tailgate lock unit Unlock W/ immobilizer W/o immobilizer Wagon Remote/Central Locking Wiring Diagram for Volvo S90 1998 List of elements for Remote/Central Locking Wiring Diagram for Volvo S90 1998: 25 (below right front seat) (integrated w/ control panel) Acc Anti-theft alarm led Car alarm relay Central locking/delayed interior lighting relay (on passenger compt central relay module) Climate control Ecc solar sensor/ alarm led (top right side of dash) Electronic Electronic climate control module Electronic park/ neutral position switch control module (under left side of dash) Exterior lighting Fuse 10a Fuse 20a G301 Hot at all times Ignition switch Lock Manual climate control Nca Passenger compt fuse box (left end of dash) Red Remote controlled central locking relay (on passenger compt central relay module) Start Terminal block (near parking brake)
POWER MIRRORS Power Mirror Wiring Diagram for Volvo S90 1998 List of elements for Power Mirror Wiring Diagram for Volvo S90 1998: 15 Defoggers system Fuse 15a G300 (below left front seat) Hot w/ overload relay (+) energized Left power door mirror Left power door mirror heating element Left power door mirror switch Nca Passenger compt fuse box (left end of dash) Power windows/power mirrors switch assembly Right power door mirror Right power door mirror heating element Right power door mirror switch X-motor Y-motor
POWER SEATS Heated Seats Wiring Diagram for Volvo S90 1998 List of elements for Heated Seats Wiring Diagram for Volvo S90 1998: 21 (below right front seat) Fuse 15a G301 Hot w/ overload relay (15i) energized Interior Interior lights system Left front heated seat switch Left front seat backrest heater pad Left front seat seat heater pad Left heated seat Left overheated protection switch Lights system Nca Off Passenger compt fuse box (left end of dash) Right front heated seat switch Right front seat backrest heater pad Right front seat seat heater pad Right heated seat Right overheated protection switch Terminal block (near parking brake) Passenger Power Seat Wiring Diagram for Volvo S90 1998 List of elements for Passenger Power Seat Wiring Diagram for Volvo S90 1998: 21 Aft Back Backrest motor Backrest switch Circuit breaker 1 30a Down Fore Fore/aft switch Forw Forward/ backward motor Front edge up/down motor Front edge up/down switch Fuse 15a G301 (below right front seat) Hot at all times Hot w/ overload relay (x+) energized Passenger compt fuse box (left end of dash) Passenger's seat control unit Rear edge up/down motor Rear edge up/down switch Stop
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagrams for Volvo S90 1998 List of elements for Power Top/Sunroof Wiring Diagrams for Volvo S90 1998: 11 (below left front seat) (center front of roof) Circuit breaker 2 30a G300 G908 Hot w/ overload relay (15i) energized Passenger compt fuse box (left end of dash) Power sunroof switch Red Rheostat (instrument cluster system) Sunroof motor (above headliner, in front of sunroof)
POWER WINDOWS Power Window Wiring Diagram for Volvo S90 1998 List of elements for Power Window Wiring Diagram for Volvo S90 1998: 22 Auto down power windows relay (in driver's door) Circuit breaker 30a Driver's door power window switch G300 (below left front seat) Hot w/ overload Left front Left front window motor Left rear Left rear power window switch Left rear window motor Nca Passenger compt fuse box (left end of dash) Pnk Rear lockout Red Relay (15i) energized Right front Right front power window switch Right front window motor Right rear Right rear power window switch Right rear window motor
RADIO Radio Wiring Diagrams for Volvo S90 1998 List of elements for Radio Wiring Diagrams for Volvo S90 1998: 43 +acc +ant +batt +ld +lf +lr +rd +rf +rheo +rr -ld -lf -lr -rd -rf -rr Cd- changer Fuse c18 15a Fuse c9 10a G206 (center of dash) G300 (below left front seat) Gnd Hot at all times Hot w/ overload relay (x+) energized In-line fuse Instrument cluster Interior lights system Left "b" post loud- speaker Left dash- board loud- speaker Left front door loud- speaker Left parcel shelf loud- speaker Left rear door loud- speaker Nca Passenger compartment relay fuse box (left end of dash) Power antenna system Radio Red Right "b" post loud- speaker Right dash- board loud- speaker Right front door loud- speaker Right parcel shelf loud- speaker Right rear door loud- speaker Speed
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Volvo S90 1998 List of elements for Shift Interlock Wiring Diagram for Volvo S90 1998: 9 Brake light switch (on bracket, above brake pedal) Fuse 5a G301 (below right front seat) Hot w/ overload relay (15i) energized Park Passenger compt fuse box (left end of dash) Shift lock park position switch Shift lock solenoid (base of shift lever) Terminal block (parking brake bracket)
STARTING/CHARGING Charging Wiring Diagram for Volvo S90 1998 List of elements for Charging Wiring Diagram for Volvo S90 1998: 19 15a 30i Acc Alternator Battery Charge indicator light Fuse Fuse 10a Fuse 50a G109 (right radiator support) G112 (left side of eng, near starter) Ignition switch Instrument cluster Main fuse box (near battery) Off Passenger compt fuse box (left end of dash) Red Start Starter Starting Wiring Diagram for Volvo S90 1998 List of elements for Starting Wiring Diagram for Volvo S90 1998: 29 50e 50f A/t Acc Battery Car alarm relay (passenger compt central relay module) Cruise controls system Fuse 10a Fuse 50a G100 (front of left front fender) G109 (right radiator support) G112 (left side of eng, near starter) Gear position switch (on transaxle) Ignition switch M/t Main fuse box (near battery) Nca Off Passenger compt fuse box (left end of dash) Pnk Pnk service socket Power distribution system Red Start Starter Starter motor relay (engine compt fuse/relay box) Terminal block (eng compt relay fuse fuse box) W/ anti-theft W/o anti-theft
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram for Volvo S90 1998 List of elements for Supplemental Restraint Wiring Diagram for Volvo S90 1998: 22 A11 Acc Contact reel (top of steering column) Data link connector (right side of center console) Generator Hot at all times Ignition switch Instrument cluster Left side seat belt tensioner igniter Nca Off Passenger module Pnk Red Right side seat belt tensioner igniter Run Srs crash sensor (below driver's seat) Srs safety circuit Srs warning indicator Start Steering wheel module Terminal block (in pass compt central relay module)
TRANSMISSION A/T Wiring Diagram for Volvo S90 1998 List of elements for A/T Wiring Diagram for Volvo S90 1998: 43 (below left front seat) g300 (front of left front strut tower) (front of left front strut tower) g102 15i nca 50s nca A nca A35 B nca Bl nca C nca Data link connector (right side of center console) Engine compartment fuse/relay block (left side of engine compt) Engine control module (left kick panel) Exterior lights system Fuse b1 5a Fuse b6 15a Fuse c11 5a Fuse c3 15a G102 G301 (below right front seat) Gear position sensor (right side of transmission) Hot at all times Hot in run Hot in run or start Instrument cluster (o/d off) Instrument cluster (speedometer) Interior lights system Kickdown switch (left rear side of engine compt) Main fuse block (right side of engine compt) Mode selector Nca Pa nca Pnk Rpm sensor (left side of transmission) Solid state Starting/ charging system Sth Sthg Stop lamp switch (above brake pedal) Terminal block (center of dash) Transmission control module (behind left side of dash) Transmission oil temperature sensor (right side of transmission) Transmission solenoids
WARNING SYSTEMS Warning System Wiring Diagrams for Volvo S90 1998 List of elements for Warning System Wiring Diagrams for Volvo S90 1998: 17 (below right front seat) Driver's door switch Fuse 15a G301 Hot at all times Hot w/ overload relay (15i) energized Ignition switch Instrument cluster Interior lights system Key-in ignition switch Left seat belt switch Nca Passenger compt fuse box (left end of dash) Seat belt indicator Seat belt reminder/ key warning relay (passenger compt central relay module) Terminal block (near parking brake) Terminal block (passenger compt relay box)
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Volvo S90 1998 List of elements for Front Wiper/Washer Wiring Diagram for Volvo S90 1998: 23 (below right front seat) (engine compt relay/fuse box) terminal block (front of left front fender) 31b 53a 53b Front washer motor Fuse 25a G100 G121 (center of firewall) G301 Headlamp wiper/washer circuit Hot w/ overload relay (x+) energized Int Intermittent wiper relay (passenger compt central relay module) Off Passenger compt fuse box (left end of dash) Solid state Terminal block (passenger compt relay box) Washer switch Windshield wiper motor Windshield wiper/washer switch Wiper switch Headlamp Wiper/Washer Wiring Diagram for Volvo S90 1998 List of elements for Headlamp Wiper/Washer Wiring Diagram for Volvo S90 1998: 21 (belowright front seat) (eng compt relay/fuse box) terminal block (front of left front fender) (front of right front fender) 53a Center console relay block Front washer motor Fuse 25a G100 G101 G301 Hot w/ overload relay (x+) energized Left headlamp wiper motor Nca Passenger compt fuse box (left end of dash) Right headlamp wiper motor Solid state Terminal block (eng compt relay/fuse box) Washer switch Windshield wiper intermittent relay Windshield wiper/washer switch Rear Washer/Wiper Wiring Diagram for Volvo S90 1998 List of elements for Rear Washer/Wiper Wiring Diagram for Volvo S90 1998: 20 (left rear of trunk) 31b 53a Fuse 15a G100 (front of left front fender) G300 (below left front seat) G404 Hot w/ overload relay (x+) energized Int Nca Passenger compt fuse box (left end of dash) Red Solid state Tailgate intermittent wiper relay (behind left rear wheelwell, under carpet) Tailgate washer motor Tailgate wiper motor Tailgate wiper/washer switch Washer switch Wipe Wiper/washer switch
